Some good stuff that you might need on your App-V 5 beta 2 quest!
Windows Management Framework 3.0 RC – Powershell 3.0!
http://www.microsoft.com/en-us/download/details.aspx?id=29939
Office 2013 Preview App-V packages
http://www.microsoft.com/en-us/download/details.aspx?id=30423
.NET Framework 4.0 Full Standalone installer
http://www.microsoft.com/en-us/download/details.aspx?id=17718